Image copyrightFacebookImage caption Mary Ragoobar and sons Sean (left) and Shane (right) were among the five victims

Sean and Shane, along with Shane’s girlfriend Leah Beth Reek, 18, and Viktorija Ijevleva, 22, who was working in the shop at the time, were officially named on Friday as among the dead.

The fifth body is still to be formally identified but is believed to be Ms Ragoobar.

Mr Kurd, 33, of Hillary Place, Mr Hassan, 32, of Eld Road, and Mr Ali, 37, of Drake Close, will be held in police custody over the weekend before appearing before Leicester magistrates on Monday, police said.